Few-body Bose gases in low dimensions—A laboratory for quantum dynamics

SI Mistakidis, AG Volosniev, RE Barfknecht, T Fogarty… - Physics Reports, 2023 - Elsevier
Cold atomic gases have become a paradigmatic system for exploring fundamental physics,
which at the same time allows for applications in quantum technologies. The accelerating …

New states of matter with fine-tuned interactions: quantum droplets and dipolar supersolids

F Böttcher, JN Schmidt, J Hertkorn… - Reports on Progress …, 2020 - iopscience.iop.org
Quantum fluctuations can stabilize Bose–Einstein condensates (BEC) against the mean-
field collapse. Stabilization of the condensate has been observed in quantum degenerate …

Discrete quantum droplets in one-dimensional optical lattices

F Zhao, Z Yan, X Cai, C Li, G Chen, H He, B Liu… - Chaos, Solitons & …, 2021 - Elsevier
We consider the dynamical model of quantum droplets (QDs) launched in a deep optical
lattice. This setting is modeled by a one-dimensional discrete Gross-Pitaevskii equation with …

Ground-state properties and Bogoliubov modes of a harmonically trapped one-dimensional quantum droplet

X Du, Y Fei, XL Chen, Y Zhang - Physical Review A, 2023 - APS
We study the stationary and excitation properties of a one-dimensional quantum droplet in a
two-component Bose mixture trapped in a harmonic potential. By constructing the energy …

Spinor-induced instability of kinks, holes and quantum droplets

YV Kartashov, VM Lashkin, M Modugno… - New Journal of …, 2022 - iopscience.iop.org
We address the existence and stability of one-dimensional (1D) holes and kinks and two-
dimensional (2D) vortex-holes nested in extended binary Bose mixtures, which emerge in …

Correlated dynamics of collective droplet excitations in a one-dimensional harmonic trap

IA Englezos, SI Mistakidis, P Schmelcher - Physical Review A, 2023 - APS
We address the existence and dynamics of one-dimensional harmonically confined
quantum droplets appearing in two-component mixtures by deploying a nonperturbative …

Formation and quench of homonuclear and heteronuclear quantum droplets in one dimension

SI Mistakidis, T Mithun, PG Kevrekidis… - Physical Review …, 2021 - APS
We study the impact of beyond Lee-Huang-Yang (LHY) physics, especially due to
intercomponent correlations, in the ground state and the quench dynamics of one …

Multipole quantum droplets in quasi-one-dimensional asymmetric mixtures

YV Kartashov, DA Zezyulin - Physical Review A, 2024 - APS
We study quantum droplets emerging in a quasi-one-dimensional asymmetric mixture of two
atomic species with different intracomponent coupling constants. We find that such mixtures …

Quantum self-bound droplets in Bose-Bose mixtures: Effects of higher-order quantum and thermal fluctuations

N Guebli, A Boudjemâa - Physical Review A, 2021 - APS
We systematically study the effects of higher-order quantum and thermal fluctuations on the
stabilization of self-bound droplets in Bose mixtures employing the time-dependent Hartree …

Dragging a defect in a droplet Bose-Einstein condensate

S Saqlain, T Mithun, R Carretero-González… - Physical Review A, 2023 - APS
In the present work we consider models of quantum droplets within a weakly interacting
mass-balanced binary Bose-Bose mixture in the presence of a defect in the form of a laser …